There are numerous ccts that would do this from a retriggerable
monostable to a comparator with feedback.
www.ckp-railways.talktalk.net/pcbcad28.htm
This is a discussion on Square wave detector - DSP ; Hi, I need to detect a presence of square wave. If square wave is there I need to generate a logic 0 and this square wave is not present I need to generate logic 1 or vise versa. Can you ...
Hi,
I need to detect a presence of square wave. If square wave is there I
need to generate a logic 0 and this square wave is not present I need
to generate logic 1 or vise versa. Can you suggest me a circuit for
this functionality.
Thanks in advance
Regards
Pinku
There are numerous ccts that would do this from a retriggerable
monostable to a comparator with feedback.
www.ckp-railways.talktalk.net/pcbcad28.htm